Title:
DATA COMMUNICATION SYSTEM AND DATA TRANSMITTING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2007/013278
Kind Code:
A1
Abstract:
Highly noise-resistant data communication system and data transmitting apparatus. The data communication system comprises an orthogonal transforming part using an N times N orthogonal matrix; a signal transforming part; a transmitting part; a receiving part; a signal inverse-transforming part; and an orthogonal inverse-transforming part.
Inventors:
SUEHIRO NAOKI (JP)
Application Number:
PCT/JP2006/313537
Publication Date:
February 01, 2007
Filing Date:
July 07, 2006
Export Citation:
Assignee:
SUEHIRO NAOKI (JP)
International Classes:
H04J11/00; H04B1/707; H04J13/22
Domestic Patent References:
| WO2002047304A1 | 2002-06-13 | |||
| WO2005046074A1 | 2005-05-19 |
Foreign References:
| JP3454407B2 | 2003-10-06 | |||
| JP3589967B2 | 2004-11-17 |
Other References:
OKADA K. ET AL.: "Data Henkan ni yoru OFDM Shingo no Ayamariritsu Tokusei no Kaizen", ITE TECHNICAL REPORT, vol. 21, no. 12, 20 February 1997 (1997-02-20), pages 85 - 90, XP002989376
HATAYAMA S. ET AL.: "Data Henkan ni yoru Kyotaiiki Kanshoka no OFDM Shingo no Tokusei no Kaizen", 1997 NEN IEICE COMMUNICATIONS SOCIETY CONFERENCE KOEN RONBUNSHU 1, 13 August 1997 (1997-08-13), pages 328, XP003007610
OWAKI Y. ET AL.: "Trellis Hencho o Mochiita Data Kakusan OFDM ni Kansuru Ichikento", 2001 NEN THE INSTITUTE OF ELECTRONICS, INFORMATION ANONBUNSHU, TSUSHIN 1, 7 March 2001 (2001-03-07), pages 483, XP003007611
HATAYAMA S. ET AL.: "Data Henkan ni yoru Kyotaiiki Kanshoka no OFDM Shingo no Tokusei no Kaizen", 1997 NEN IEICE COMMUNICATIONS SOCIETY CONFERENCE KOEN RONBUNSHU 1, 13 August 1997 (1997-08-13), pages 328, XP003007610
OWAKI Y. ET AL.: "Trellis Hencho o Mochiita Data Kakusan OFDM ni Kansuru Ichikento", 2001 NEN THE INSTITUTE OF ELECTRONICS, INFORMATION ANONBUNSHU, TSUSHIN 1, 7 March 2001 (2001-03-07), pages 483, XP003007611
Attorney, Agent or Firm:
ITOH, Tadahiko (Yebisu Garden Place Tower 20-3, Ebisu 4-Chom, Shibuya-Ku Tokyo32, JP)
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